An arithmetic timed test game to strengthen your mental math! Find out how long it takes for you to do 20 problems. There are different levels with addition and subtraction. You can submit your name to the public high score list.

Available levels:
Addition 2-20
Subtraction 2-20
*Multiplication 2-12
*Division 2-12
*Mixed 2-20
*Addition 11-99
*Subtraction 11-99
*Multiplication 11-99
*Mixed 11-99

* Levels are available as an In-App Purchase. Ads are also removed.

Uses Game Center Leaderboards if you are signed into Game Center

What’s New

Version 1.4

This app has been updated by Apple to use the latest Apple signing certificate.

Integration with Game Center Leaderboards, additional levels available as an In-App purchase

Ratings and Reviews

3.0 out of 5
2 Ratings

2 Ratings

App Privacy

The developer, KAW-YUAN LEE, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.


  • Game Center

    Challenge friends and check leaderboards and achievements.

  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

You May Also Like